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| author |   Paul Mundt <lethal@linux-sh.org> | 2009-04-20 19:31:20 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2009-04-20 19:31:20 +0900 |
| commit | d556fcc101c4b0d57ac9742ab806a6bfed78eac1 (patch) | |
| tree | 6989826c3605e9cba0e12a328b7439c48b7d8519 /arch/sh/drivers | |
| parent | sh: pci: Kill off superfluous lboxre2 pci fixups. (diff) | |
| download | linux-dev-d556fcc101c4b0d57ac9742ab806a6bfed78eac1.tar.xz linux-dev-d556fcc101c4b0d57ac9742ab806a6bfed78eac1.zip | |
sh: pci: Flag the dreamcast BBA as IORESOURCE_PCI_FIXED.
This isn't a real BAR, so prevent any attempts to move it, as we don't
wish to encourage a bus luck by overzealous PCI initialization code.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/drivers')
| -rw-r--r-- | arch/sh/drivers/pci/fixups-dreamcast.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/sh/drivers/pci/fixups-dreamcast.c b/arch/sh/drivers/pci/fixups-dreamcast.c index 2bf85cf091e1..48c6381fffaa 100644 --- a/arch/sh/drivers/pci/fixups-dreamcast.c +++ b/arch/sh/drivers/pci/fixups-dreamcast.c @@ -41,6 +41,13 @@ static void __init gapspci_fixup_resources(struct pci_dev *dev) */ dev->resource[1].start = p->io_resource->start + 0x100; dev->resource[1].end = dev->resource[1].start + 0x200 - 1; + + /* + * This is not a normal BAR, prevent any attempts to move + * the BAR, as this will result in a bus lock. + */ + dev->resource[1].flags |= IORESOURCE_PCI_FIXED; + /* * Redirect dma memory allocations to special memory window. */ |